10205721

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 15724800

約数和(自身を除く): 5519079

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1049, 1081, 3147, 3243, 9441, 9729, 24127, 49303, 72381, 147909, 217143, 443727, 1133969, 3401907, 10205721]

約数ペア:

[(1, 10205721), (3, 3401907), (9, 1133969), (23, 443727), (47, 217143), (69, 147909), (141, 72381), (207, 49303), (423, 24127), (1049, 9729), (1081, 9441), (3147, 3243)]